- Writer:
- Ted Willis
- Writer:
- Edward J. Mason
- Incidental music composed by:
- Bruce Campbell
- Settings:
- Richard Wilmot
- Film cameraman:
- Ken Westbury
- Film editor:
- Kenneth Cooper
- Producer:
- Harry Carlisle
- Narrator:
- Peter Hawkins
- Ann Mitchell:
- Betty McDowall
- Partridge:
- Nigel Arkwright
- Det -Inspector Mitchell:
- William Lucas
- Charlie:
- Hugh Lloyd
- George:
- Lane Meddick
- Agnes Cranwell:
- Katherine Parr
- Superintendent Stabler:
- Jerold Wells
- Det -Sgt West:
- Richard Pearson
- Det -Constable Rich:
- Anthony Harrison
- Police-Sgt Wills:
- Stratford Johns
- P.C. Harris:
- Peter Hawkins
- Power:
- Paul Eddington
- Gregory:
- Bruno Barnabe
- Other parts played by:
- Alec Bregonzi
- Other parts played by:
- Rex Graham
- Other parts played by:
- Jock McKay
- Other parts played by:
- Donald Masters
- Other parts played by:
- Joyce Parry
- Other parts played by:
- Pamela Pitchford
